Mouthpiece for a smoking device



FIG. 1 is a side view illustrating the ornamental characteristics of a mouthpiece for a smoking device according to our present design;

FIG. 2 is a side inner end perspective view thereof;

FIG. 3 is a side outer end perspective view thereof; and,

FIG. 4 is an inner end plan view thereof.

The broken lines shown are included for the purpose of illustrating the unclaimed prong portions of the article and form no part of the claimed design. 

The ornamental design for a mouthpiece for a smoking device, as shown and described. 